diff --git a/samples/buildSrc-plugin/buildSrc/build.gradle.kts b/samples/buildSrc-plugin/buildSrc/build.gradle.kts
index 1e5a28180..62a926c2d 100644
--- a/samples/buildSrc-plugin/buildSrc/build.gradle.kts
+++ b/samples/buildSrc-plugin/buildSrc/build.gradle.kts
@@ -11,3 +11,7 @@ gradlePlugin {
         }
     }
 }
+
+repositories {
+    jcenter()
+}
diff --git a/samples/gradle-plugin/plugin/build.gradle.kts b/samples/gradle-plugin/plugin/build.gradle.kts
index f265ce307..63dfcf5f8 100644
--- a/samples/gradle-plugin/plugin/build.gradle.kts
+++ b/samples/gradle-plugin/plugin/build.gradle.kts
@@ -21,3 +21,7 @@ publishing {
         maven(url = "build/repository")
     }
 }
+
+repositories {
+    jcenter()
+}
diff --git a/samples/model-rules/buildSrc/build.gradle.kts b/samples/model-rules/buildSrc/build.gradle.kts
index bc0172f0f..3d7a9541b 100644
--- a/samples/model-rules/buildSrc/build.gradle.kts
+++ b/samples/model-rules/buildSrc/build.gradle.kts
@@ -1,3 +1,7 @@
 plugins {
     `kotlin-dsl`
 }
+
+repositories {
+    jcenter()
+}
diff --git a/samples/multi-kotlin-project-with-buildSrc/buildSrc/build.gradle.kts b/samples/multi-kotlin-project-with-buildSrc/buildSrc/build.gradle.kts
index bc0172f0f..3d7a9541b 100644
--- a/samples/multi-kotlin-project-with-buildSrc/buildSrc/build.gradle.kts
+++ b/samples/multi-kotlin-project-with-buildSrc/buildSrc/build.gradle.kts
@@ -1,3 +1,7 @@
 plugins {
     `kotlin-dsl`
 }
+
+repositories {
+    jcenter()
+}
diff --git a/samples/multi-project-with-buildSrc/buildSrc/build.gradle.kts b/samples/multi-project-with-buildSrc/buildSrc/build.gradle.kts
index bc0172f0f..3d7a9541b 100644
--- a/samples/multi-project-with-buildSrc/buildSrc/build.gradle.kts
+++ b/samples/multi-project-with-buildSrc/buildSrc/build.gradle.kts
@@ -1,3 +1,7 @@
 plugins {
     `kotlin-dsl`
 }
+
+repositories {
+    jcenter()
+}
diff --git a/samples/precompiled-script-plugin/plugin/build.gradle.kts b/samples/precompiled-script-plugin/plugin/build.gradle.kts
index a1010e701..f9c08fb45 100644
--- a/samples/precompiled-script-plugin/plugin/build.gradle.kts
+++ b/samples/precompiled-script-plugin/plugin/build.gradle.kts
@@ -15,3 +15,7 @@ publishing {
         maven(url = "build/repository")
     }
 }
+
+repositories {
+    jcenter()
+}
diff --git a/samples/project-with-buildSrc/buildSrc/build.gradle.kts b/samples/project-with-buildSrc/buildSrc/build.gradle.kts
index bc0172f0f..3d7a9541b 100644
--- a/samples/project-with-buildSrc/buildSrc/build.gradle.kts
+++ b/samples/project-with-buildSrc/buildSrc/build.gradle.kts
@@ -1,3 +1,7 @@
 plugins {
     `kotlin-dsl`
 }
+
+repositories {
+    jcenter()
+}